formatted C code in lab1

lab1/game_of_life-serial.c

@@ -16,8 +16,8 @@ serial version
 
 #define NSTEPS 500    /* number of time steps */
 
-int main(int argc, char *argv[]) {
-
+int main(int argc, char *argv[])
+{
   int i, j, n, im, ip, jm, jp, ni, nj, nsum, isum;
   int **old, **new;  
   float x;

lab1/hello_mpi.c

 #include <stdio.h>
 #include <mpi.h>
 
-int main (int argc, char *argv[]) {
-
+int main (int argc, char *argv[])
+{
   int myrank, size;
 
   MPI_Init(&argc, &argv);
@@ -11,4 +11,6 @@ int main (int argc, char *argv[]) {
   printf("Processor %d of %d: Hello World!\n", myrank, size);
 
   MPI_Finalize();
+
+  return 0;
 }

lab1/parallel_search-serial.c

 #include <stdio.h>
 
-int main (int argc, char *argv[]) {
+int main (int argc, char *argv[])
+{
   const int N=300;
   int i,target;
   int b[N];
@@ -31,4 +32,3 @@ int main (int argc, char *argv[]) {
  
   return 0;
 }
-

lab1/pi_serial.c

@@ -7,8 +7,8 @@ double dboard (int darts);
 #define ROUNDS 10       /* number of times "darts" is iterated */
 #define MASTER 0        /* task ID of master task */
 
-int main (int argc, char *argv[]) {
-
+int main (int argc, char *argv[])
+{
   double  homepi,         /* value of pi calculated by current task */
           pi,             /* average of pi after "darts" is thrown */
           avepi,          /* average pi value for all iterations */
@@ -16,7 +16,6 @@ double	homepi,         /* value of pi calculated by current task */
           pisum;          /* sum of workers pi values */
   int     i, n;
 
-
   srandom (0);
 
   avepi = 0;